/Engine/Source/Runtime/Engine/Classes/Kismet/KismetMathLibrary.h
Get unit length axis of this matrix (Assumes Matrix represents a transform)
vector of the axis
static FVector Matrix_GetUnitAxis ( const FMatrix & M, [TEnumAsByte](API\Runtime\Core\Containers\TEnumAsByte)< [EAxis::Type](API\Runtime\Core\Math\EAxis__Type) > Axis )